高中英语名词性从句试题

高中英语名词性从句专题讲解及巩固练习试题
定义：起名词性作用的从句， 叫名词性从句。本来该由名词充当的主语、宾语、
表语和同位语部分，换由一个句子来充当，这样的句子 就是名词性从句。
引导词
that
从属连词
Ifwhether
what which who
what which whom
连接代词
whose
wh-ever
连接副词

【归纳】
1. 只能用whether,不能用if
a. 主语从句
b. 表语从句
c. 同位语从句
e. 介词后的宾语从句
f. whether to do 做动词宾语不能用if to do.
r or not 连在一起引导宾语从句时不用if.

和what的区别
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功能及作用
只连接句子，无意义
连接句子，表疑问
主语
宾语、表语
形容词词性，后接名词
与wh-功能一致，语气加强
状语，连接副词不能与介词搭配
when where why how

what除起连接作用外，还在名词性从句中充当成分，可做从句的主语、宾语、
或表语。
that在名词性从句中不充当任何成分，只起连接作用。
例：I have no doubt that he will come.
I have no idea what he did that afternoon.


一．主语从句：在复合句中作主句的主语。
? __________ he is a famous singer is known to us.
? __________ he will go to America is not yet fixed.
? __________ she’s coming or not doesn’t matter too much.
? __________ broke the glass yesterday is not clear.

【keys】That; WhenHow; Whether; Who

【归纳】
1. 为避免主语冗长,句子头重脚轻, 经常用it作形式主语, 主语从句放在后面作
真正的主语。
例：That her hair was turning gray worried her a lot.
-----It worried her a lot that her hair was turning gray.
常考句型：
It’s likely possible important necessary clear that…
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很可能 重要的是… 必要的是… 很清楚…
It’s said reported that…据说据报道…
It seems appears happens that…显然、明显、碰巧…
It’s been announced declared that…已经通知宣布…
It’s no wonder that…并不奇怪无疑…
It’s a pitya fact a common knowledge a common saying that…
2. if不能引导主语从句，只能用whether
3.单个的主语从句作主语时， 谓语动词用句单数形式；如果是两个或两个以上
的主语作主语，谓语动词则视情况而定。
例：When and where he was born hasn’t been found.
When he was born and where he was born haven’t been found.
【巩固练习】
1._________ makes this shop different is that it offers more personal services.
2._________I can pay back the help that people give me makes me very happy.
’s not clear _________ was responsible for the accident.
4._________ is in the regulations that you should not tell other people the password
of your e-mail.
5._________ he made an important speech at the meeting was true.
6._________we’ll go camping tomorrow depends on the weather.
7.________ is known to us all is that America is a developed country belonging to
the First World.
8._________ worries my classmate Mary a lot these days is that she puts on too
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much weight and she is frequently ill.
9. It makes no difference ________ you will go today or tomorrow.
is known to us ______ where there is pollution, there is harm.

【keys】
r r

二．表语从句：在复合句中作主句的表语。
新增引导词：as if, as though , because
例：It looks as if it’s going to rain.
【归纳】
1. 如果句子的主语是suggestion, advice, order, demand, proposal等名词时,后面
引导的表语从句用should+动词原形,should可省略。
例：His suggestion is that we (should) finish the work at once.
2.固定句型：
The reason why ...is that … … 的理由是，… 的原因是…
It is because … 这是因为…
【巩固练习】
town is _________ she was born.
question is _________ we can’t go there today.
reason why he has made such great progress is _________ he has never wasted
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his time.
advice is that he _________ (go) to school by bike.
5._________ she couldn’t understand was _________ fewer and fewer students
showed interest in her lessons.
is _________ makes things work.
result is _________ we won the game.
is ________ we want to know.
9. But where she could get suggestions and ________ will give her advice puzzles
her.

【keys】 4.(should) go ;why


三宾语从句：在复合句中作主句的宾语。
【归纳】
1. 在谓语动词、介词、动词不定式、分词、动名词之后都可以带有宾语从句。
某些形容词如sure, happy, glad, certain, pleased 等之后也可以带有宾语从句。

例：
We believe that he is honest.

Pay attention to what the teacher said.
I am surecertain that he’s at home now.
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adj + 宾语从句，即“形宾”：

形容词都是表示思想状况或感情色彩的形容词，如certain, sure, positive, afraid,
convinced, anxious, disappointed, worried, glad, happy, sorry, amazed, surprised,
aware, doubtful, confident等等
2. 如果宾语从句是由that 引导，and或but连接的两个或两个以上的并列的宾
语从句, 那么只有第一个that可以省略，第二个或第二个以后的that不能省略.
例：He said ( that ) the text was very difficult and that we had to work hard at it.
如果宾语从句后还有宾语补足语，就用it作形式 宾语，将宾语从句后置，并
且that不可以省略.
例：He has made it clear that he will win the game.
3.表示“建议，命令，要求”的宾语从句，如advise, suggest, order, request, require,
demand 等，从句用虚拟语气，即should+动词原形,should可省略。
4.在“主语+ beli evethinksupposeknowexpect”的结构中，其否定形式要用否定
转移，即主句 否定，从句肯定。
例：I don’t think he will come.
5.宾语从句的时态呼应：
a. 如果主句时态是一般现在时或将来时,从句谓语可根据句意需要而选用任一
种时态.
b. 如 果主句谓语是一般过去时,从句谓语动词一般用过去的某种时态,但如果
从句表达的是客观事实、真理、 自然规律等时，从句谓语通常用一般现在时。
【巩固练习】
me______ is on your mind.
must stick to ______ we have agreed on.
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3. To find out _________ she can get slimmer and healthier has become her main task
4. Jane Goodall’s research makes_______ clear that chimps actually eat meat.
Goodall argues _________ wild animals should be left in the wild and not used
for entertainment.
one knows exactly _________ the earth began, as it happened so long ago
girls began to realize ________ Canada is quite empty after two days’ travel.
are called first, second or third degree burns, depending on _________ layers
of the skin are burned.

【keys】

四．同位语从句在复合句中起同位语的作用。
一般放在名词 idea ；belief ； fact ； truth ；problem ；news, information;
hope; thought; promise等之后, 用以说明或解释前面的名词。


【归纳】
1. which和whose不能引导同位语从句
2. 名词suggestion, advice, order等词后的同位语从句的谓语动词要用should+
动 词原形, should可省略。
3. 同位语从句有时没有紧跟在名词后面，而是被别的词分开，称为隔裂式同位
语从句。
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4. 如何判断同位语从句和定语从句?
a. 定 语从句是先行词的修饰语，它不涉及先行词的具体内容。定语从句中
that不但起连接作用，而且在定 语从句中充当一个成分，充当宾语成分时可省略。
b. 同位语从句对中心词的内容作进一步的解释和 说明，表明中心词的具体
内容。引导同位语从句的that在同位语从句中不做任何成分，只起连接作用 , 无
具体含义,且不可省略.

【巩固练习】
all know the truth ______ the earth goes round the sun.
problem ______ it is right or wrong has not yet been decided.
expressed the hope ______they would come over to China.
fact______he didn’t see Tom yesterday is true.
suggestion _______ he put forward at the meeting was agreed to by most
people.
people have the idea ________ you can cross Canada in less than five days,
but they forget the fact ________ Canada is 5,500 kilometers from coast to coast.

【keys】 r that

五．强调句
句型：It is +whothat +其他

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【综合练习】

I.单句填空
1._________is to take Li Ming’s place is being discussed．
2．I got very angry with_________he said．
3．My idea is________we should get more people to finish the work．
4．I wonder____________it is true or not．
5．The problem is__________we could help smokers kick their habit.
6.________life will be like in the future is difficult to predict.
is true _________ he settled the argument.
8. They are careful about ____________ they eat.
discussion topic for today is ____________ school will be like in the future.
10.__________ many rare animals may disappear is a serious matter in the world.
11. With his work completed, the businessman stepped back to his seat, feeling
pleased ________ he was a man of action.
12. We haven't settled the question __________it is necessary for him to study abroad.
13.____________makes this shop different is that it offers more personal services.
14. See the flags on top of the building? That was_________we did this morning.
15. Please remind me_________he said he was going. I may be in time to see him off.
16. --- What did your parents think about your decision?
--- They always let me do __________ I think I should.
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17. One advantage of playing the guitar is ___________ it can give you a great deal
of pleasure.
【keys】 r
r

II.单句改错
1. Exactly when the first people arrived in where we now know as California, no one
really knows.
2. In Disneyland, children can do almost everything what they are interested in.
3. Please keep it in mind about that a stitch in time saves nine.
4. Try not to start smoking, because that is what 10 million people die every year in
the world.
5. She was extremely angry hearing that, and that’s because she left the board meeting
without saying a word.
6. She left the board meeting without saying a word, and it was why she was
extremely angry hearing that.
7. She was extremely angry hearing that, which I guess was the reason that she left the
board meeting without saying a word.
8. She was so angry hearing it that when she left the board meeting without saying a
word.
9. They were eager to find out which the most famous tourist spot was in that city.
10. Xie Lei’s tutor told her that other people thought was not the most important
thing.
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11. We must work hard to get prepared because we don’t know that what we will be
faced with in the future.
12. That really matters is that you have the courage to stand up when you’re beaten
down.
13. It is that you have the courage to stand up when you’re beaten down what matters.
14. We are all sure about that you will make a good teacher in the future.
15. We are all sure you will get the problems solved and you will make an excellent
teacher in the future.
16. I’d appreciate if you helped me out of this.

【keys】
1. 去掉in ---that 3.去掉about ---why e ---why
5. why---because ---why 8.去掉when --whether
10. that---what 11.去掉that 12.第一个that---what
--that 14.去掉about 后加that 前加it

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